42606220445 has 16 divisors (see below), whose sum is σ = 53827200000. Its totient is φ = 32285740608.

The previous prime is 42606220429. The next prime is 42606220453. The reversal of 42606220445 is 54402260624.

It is a cyclic number.

It is not a de Polignac number, because 42606220445 - 2⁴ = 42606220429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 604931 + ... + 671679.

It is an arithmetic number, because the mean of its divisors is an integer number (3364200000).

Almost surely, 2^42606220445 is an apocalyptic number.

It is an amenable number.

42606220445 is a deficient number, since it is larger than the sum of its proper divisors (11220979555).

42606220445 is a wasteful number, since it uses less digits than its factorization.

42606220445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73492.

The product of its (nonzero) digits is 92160, while the sum is 35.

The spelling of 42606220445 in words is "forty-two billion, six hundred six million, two hundred twenty thousand, four hundred forty-five".